TY - JOUR AU - T. G. Krasovskaya AU - S. A. Mazanik TI - Asymptotic Equivalence of Linear Differential Systems to Systems with Infinitely Differentiable Coefficients JO - Differencialʹnye uravneniâ PY - 2005 SP - 193 EP - 201 VL - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2005_41_2_a5/ LA - ru ID - DE_2005_41_2_a5 ER -